Document Type and Number:
Japanese Patent JPH0421146
Kind Code:
Y2
Application Number:
JP10803786U
Publication Date:
May 14, 1992
Filing Date:
July 16, 1986
Export Citation:
International Classes:
G06F3/037; G06F3/041; G06F3/042; G06K11/06; (IPC1-7): G06F3/033; G06K11/18
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